Home / 291,735.04-437,648.64-102,247.68

Finding the Fourth Proportional to 291,735.04, 437,648.64 and 102,247.68

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Solution

The fourth proportional to 291,735.04, 437,648.64 and 102,247.68 is: 153,387.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,735.04 : 437,648.64 = 102,247.68 : x
  2. Step 2: Convert to fraction form
    291,735.04/437,648.64 = 102,247.68/x
  3. Step 3: Cross multiply
    291,735.04x = 437,648.64 × 102,247.68
  4. Step 4: Simplify right side
    291,735.04x = 44,748,558,095.16
  5. Step 5: Solve for x
    x = 44,748,558,095.16/291,735.04
  6. Step 6: Final answer
    x = 153,387.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.